Moisture / Dust Traps

 

 

 

400cc Big Trap with CoFree Indicator

 

 

Big Trap

• Molecular sieve 5A provides high-efficiency drying
• Moisture indicators warn of leaks in the gas stream
• Cobalt- and phenolphthalein-free indicator is available

400cc Big Trap



The Big Trap can also be used to purify hydrogen in flame ionization detectors. Maximum pressure is 100 psig. It has a 400 cc total volume of indicating Drierite® and molecular sieve 5A in a clear acrylic tube. The Drierite® changes from blue to pink at 5% relative humidity to warn of leaks in the gas stream. Our unique O-ring design allows hand-removal of the cartridge without disconnecting the fittings from the line, while a plastic insert at each end keeps the packing from spilling. 1/8'' fittings. Dimensions 2 1/4'' x 17'' including fittings.

 

Description

Part No

1/4" 400cc Big Trap with CoFree Indicator

202292

1/8" 400cc Big Trap with CoFree Indicator

202290

 

 

 

 

Gas Dry Purifier

 

The Gas Dry Purifier is a moisture and dust filter suitable for drying laboratory air or central air supplies. It has a high-strength polycarbonate body with aluminum endcaps and standard brass compression fittings. The filter is filled with molecular sieve and a silica-gel based moisture indicator that changes color in the presence of water.

Gas Dry Purifier

 

** Gas Dry Traps are not recommended for Hydrogen use.**


Warning:
1) Moisture and dust filter only. Not for critical applications.
2) Use with non-hazardous gasses only.
3) Not for outside use.

For critical applications requiring very low moisture levels please see:
A) Z-Pure H2O Filter
B) Model 500

 

Description

Part No

Gas Dry Purifier 1/8" Stainless Steel Fittings - Long

202238L-SS

Gas Dry Purifier, 1/4" Brass Fittings

202239-B

Gas Dry Purifier, 1/4" Brass Fittings - Long

202239L-B

Gas Dry Purifier, 1/4" Stainless Steel Fittings

202239-SS

Gas Dry Purifier, 1/4" Stainless Steel Fittings - Long

202239L-SS

Gas Dry Purifier, 1/8" Brass Fitting - Long

202238L-B

Gas Dry Purifier, 1/8" Brass Fittings

202238-B

Gas Dry Purifier, 1/8" Stainless Steel Fittings

202238-SS

 

 


Refill Kits

 

Refill Kits

 

 

 

 

 

 

 

 

 

 

 

Description

Notes

Part No

     

CoFree Trap 350cc Mol Sieve-120 cc CoFree

This contains one jar each of CoFree™ Indicator and Molecular Sieve 5A.

202298

     

Processed Activated Carbon (500cc)

 

202243

     

Gas Dry Trap

This contains one jar each of Indicating Drierite® and molecular sieve 5A. This kit will refill six 120cc volume Gas-Dry Traps or two 400cc Big Traps.

202244

     

Indicating Drierite (500cc)

 

202246

     

Molecular Sieve (500cc)

 

202245

     

Refill Kit-Co Free (500cc)

 

202247

 

 

 

About Us

Contact Us